NASA UFGS-23 09 13 34 40-2011 CONTROL VALVES SELF-CONTAINED《独立控制阀》.pdf

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1、*USACE / NAVFAC / AFCESA / NASA UFGS-23 09 13.34 40 (February 2011)-Preparing Activity: NASA SupersedingUFGS-23 09 13.34 (November 2010)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with UMRL dated April 2011*SECTION TABLE OF CONTENTSDIVISION 23 - HEATING, VENTILATING, AND AIR C

2、ONDITIONINGSECTION 23 09 13.34 40CONTROL VALVES, SELF-CONTAINED02/11PART 1 GENERAL1.1 REFERENCES1.2 SUBMITTALS1.3 GENERAL REQUIREMENTS1.4 QUALITY ASSURANCEPART 2 PRODUCTS2.1 SELF-CONTAINED TEMPERATURE CONTROL VALVES2.2 SELF-CONTAINED TEMPERATURE-REGULATOR VALVES2.3 RATE-OF-FLOW CONTROLLER2.4 NONMODU

3、LATING FLOAT VALVE2.5 WATER PRESSURE-REGULATING VALVE2.6 WATER PRESSURE-RELIEF VALVE2.7 PILOT-OPERATED PRESSURE-RELIEF VALVE2.8 RELIEF VALVES FOR ELECTRIC WATER HEATERSPART 3 EXECUTION3.1 INSTALLATION3.2 TEST REPORTS3.3 WARRANTY- End of Section Table of Contents -SECTION 23 09 13.34 40 Page 1Provide

4、d by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-*USACE / NAVFAC / AFCESA / NASA UFGS-23 09 13.34 40 (February 2011)-Preparing Activity: NASA SupersedingUFGS-23 09 13.34 (November 2010)UNIFIED FACILITIES GUIDE SPECIFICATIONSReferences are in agreement with U

5、MRL dated April 2011*SECTION 23 09 13.34 40CONTROL VALVES, SELF-CONTAINED02/11*NOTE: This specification covers the requirements for self-contained control and relief valves.Adhere to UFC 1-300-02 Unified Facilities Guide Specifications (UFGS) Format Standard when editing this guide specification or

6、preparing new project specification sections. Edit this guide specification for project specific requirements by adding, deleting, or revising text. For bracketed items, choose applicable items(s) or insert appropriate information.Remove information and requirements not required in respective projec

7、t, whether or not brackets are present.Comments, suggestions and recommended changes for this guide specification are welcome and should be submitted as a Criteria Change Request (CCR).*PART 1 GENERAL1.1 REFERENCES*NOTE: This paragraph is used to list the publications cited in the text of the guide

8、specification. The publications are referred to in the text by basic designation only and listed in this paragraph by organization, designation, date, and title.Use the Reference Wizards Check Reference feature when you add a RID outside of the Sections Reference Article to automatically place the r

9、eference in the Reference Article. Also use the Reference Wizards Check Reference feature to update the issue dates.References not used in the text will automatically SECTION 23 09 13.34 40 Page 2Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-be del

10、eted from this section of the project specification when you choose to reconcile references in the publish print process.*The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.AMERICAN

11、SOCIETY OF SANITARY ENGINEERING (ASSE)ASSE 1003 (2009) Performance Requirements for Water Pressure Reducing Valves for Domestic Water Distribution Systems - (ANSI approved 2010)ASME INTERNATIONAL (ASME)ASME B16.1 (2010) Gray Iron Threaded Fittings; Classes 25, 125 and 250ASME BPVC SEC VI (2010) BPVC

12、 Section VI-Recommended Rules for the Care and Operation of Heating BoilersASTM INTERNATIONAL (ASTM)ASTM A126 (2004; R 2009) Standard Specification for Gray Iron Castings for Valves, Flanges, and Pipe FittingsASTM A463/A463M (2010) Standard Specification for Steel Sheet, Aluminum-Coated, by the Hot-

13、Dip ProcessASTM A48/A48M (2003; R 2008) Standard Specification for Gray Iron CastingsASTM B 61 (2008) Standard Specification for Steam or Valve Bronze CastingsINTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)ISO 4126-1 (2004) Safety Devices for Protection Against Excessive Pressure - Part 1: Safe

14、ty ValvesISO 5209 (1977) General Purpose Industrial Valves - MarkingISO 5752 (1982) Metal Valves for Use in Flanged Pipe Systems - Face to Face and Center to Face DimensionsISO 7005-2 (1988) Metallic Flanges Part 2: Cast Iron FlangesSECTION 23 09 13.34 40 Page 3Provided by IHSNot for ResaleNo reprod

15、uction or networking permitted without license from IHS-,-,-MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY (MSS)MSS SP-86 (2009) Guidelines for Metric Data in Standards for Valves, Flanges, Fittings and Actuators1.2 SUBMITTALS*NOTE: Review Submittal Description (SD) definit

16、ions in Section 01 33 00 SUBMITTAL PROCEDURES and edit the following list to reflect only the submittals required for the project. Submittals should be kept to the minimum required for adequate quality control.A “G” following a submittal item indicates that the submittal requires Government approval

17、. Some submittals are already marked with a “G”. Only delete an existing “G” if the submittal item is not complex and can be reviewed through the Contractors Quality Control system. Only add a “G” if the submittal is sufficiently important or complex in context of the project.For submittals requirin

18、g Government approval on Army projects, a code of up to three characters within the submittal tags may be used following the “G“ designation to indicate the approving authority. Codes for Army projects using the Resident Management System (RMS) are: “AE“ for Architect-Engineer; “DO“ for District Off

19、ice (Engineering Division or other organization in the District Office); “AO“ for Area Office; “RO“ for Resident Office; and “PO“ for Project Office. Codes following the “G“ typically are not used for Navy, Air Force, and NASA projects.Choose the first bracketed item for Navy, Air Force and NASA pro

20、jects, or choose the second bracketed item for Army projects.*Government approval is required for submittals with a “G“ designation; submittals not having a “G“ designation are for Contractor Quality Control approval.for information only. When used, a designation following the “G“ designation identi

21、fies the office that will review the submittal for the Government. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:SD-02 Shop DrawingsFabrication DrawingsInstallation DrawingsSD-03 Product DataSelf-Contained Temperature Control ValvesSECTION 23 09 13.34 40 Page 4Provide

22、d by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Self-Contained Temperature-Regulator ValvesRate-of-Flow ControllerNonmodulating Float ValveWater Pressure Regulating ValveeWater Pressure Relief ValvePilot-Operated Pressure-Relief ValveRelief Valves for Elect

23、ric Water HeatersSample WarrantySD-07 CertificatesListing of Product InstallationCertificates of ConformanceManufacturers WarrantySD-06 Test ReportsTest Reports1.3 GENERAL REQUIREMENTS*NOTE: If Section 23 00 00 AIR SUPPLY, DISTRIBUTION, VENTILATION, AND EXHAUST SYSTEMS is not included in the project

24、 specification, applicable requirements therefrom should be inserted and the following paragraph deleted.*Section 23 00 00 AIR SUPPLY, DISTRIBUTION, VENTILATION, AND EXHAUST SYSTEMS applies to work specified in this section.Submit fabrication drawings for self-contained control and relief valves, in

25、cluding part numbers and exploded views.Submit listing of product installation for self-contained control and relief valves, identifying a minimum of five installed units, similar to those proposed for use, that have been in successful service for a minimum period of five years.1.4 QUALITY ASSURANCE

26、Submit certificates of conformance for the following items showing conformance with the referenced standards contained in this section:a. Self-Contained Temperature Control Valvesb. Self-Contained Temperature-Regulator ValvesSECTION 23 09 13.34 40 Page 5Provided by IHSNot for ResaleNo reproduction o

27、r networking permitted without license from IHS-,-,-c. Rate-of-Flow Controllerd. Nonmodulating Float Valvee. Water Pressure Regulating Valvef. Water Pressure Relief Valveg. Pilot-Operated Pressure-Relief Valveh. Relief Valves for Electric Water HeatersSubmit copy of manufacturers sample warranty, to

28、 the Contracting Officer for review.PART 2 PRODUCTS2.1 SELF-CONTAINED TEMPERATURE CONTROL VALVES*NOTE: Select or delete the heading and the following paragraphs as applicable to the project.Type I pressure limits: 175 kilopascal 25 pounds per square inch (psi), gage, 99 degrees C 210 degrees F water

29、.Type II pressure limits: 550 kilopascal, 99 degrees C 80 psig, 210 degrees F water.Select, revise, delete or supplement the following to suit project conditions.*Provide self-contained temperature-control valves conforming to MSS SP-86 and the following requirements:.*NOTE: Select one or both of ne

30、xt two paragraphs, subject to the project scope.* a. Type I, Class II (integral temperature-sensing units for very hot water).b. Type II, Class 2, Style A (remote temperature-sensing units for very hot water with a single temperature-sensing control element). Mount set-point adjustment on the cabine

31、t of the convector; ensure the control knob is accessible on the cabinet surface.Wall-mount set-point adjustment and thermostat for finned-tube radiation. Provide nickel-plated brass thermostat surfaces.Provide with armored capillary tubing, with remote element not be less than 450 millimeter 18 inc

32、hes long and contained within a guard.Provide with renewable valve disks.SECTION 23 09 13.34 40 Page 6Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2.2 SELF-CONTAINED TEMPERATURE-REGULATOR VALVESProvide direct-operated, self-contained type valve, w

33、ith ASTM B 61, (bronze) ASTM A126 (cast iron) body rated not less than 862 kilopascal 125-pounds per square inch (psi) saturated working steam-pressure. Provide with screwed type body end connections. Ensure trim is corrosion-resistant AISI Type 300 Series steel. Provide with hardened replaceable se

34、at and plug, or faced with a cobalt-chromium-tungsten alloy to produce a surface with resistance to impact, wire-drawing, and with a Brinell hardness of not less than 450. Fit packed steam valves with tetrafluoroethylene packing, spring-load, and self-adjust. Ensure valve is single-seated, suitable

35、for dead-end service, and fail-safe. Mount remote Class I or Class III filled-bulb element in a nonferrous separable socket. Ensure valve maintains set-point temperature, plus or minus 15 degrees C 5 degrees F, with the set point at or near midpoint of the adjustable element range.2.3 RATE-OF-FLOW C

36、ONTROLLER*NOTE: Select for service to maintain constant flow-rate, regardless of changing line pressure. Provide flow and size data.*Provide a hydraulically operated, pilot-controlled diaphragm-type globe valve for a rate of flow controller, with pilot control configured to actuate by differential p

37、ressure produced across an orifice installed at the inlet. Adjust rate of flow by varying spring loading on the pilot. Provide with cast iron valve body conforming to ASTM A48/A48M, with 862 kilopascal 125-pound ASME B16.1, MSS SP-86 and ISO 7005-2 flanges. Ensure valve trim is manufacturers standar

38、d bronze or AISI 18-8 corrosion-resistant steel, orifice plate of AISI Type 303 corrosion-resistant steel, and diaphragm and seal are Buna-N. Ensure maximum-service-pressure rating is not less than 1207 kilopascal at 82 degrees C 175 psi at 180 degrees F.2.4 NONMODULATING FLOAT VALVE*NOTE: Use with

39、cooling towers.*Provide nonmodulating float valve, pilot-controlled, diaphragm-actuated, spring-loaded, single-seated, hydraulically operated type. Mount pilot valve on the main valve or remotely mount within the cooling tower basin. Ensure main valve body is cast iron conforming to ASTM A48/A48M wi

40、th screwed ends for sizes smaller than DN50 2-inch iron pipe size (ips) and flanges conforming to ASME B16.1, MSS SP-86 and ISO 7005-2, for sizes DN50 2-inch ips and larger, with brass or bronze pilot valve body, with main and pilot valve trim, including linkage and float, made of the manufacturers

41、standard bronze-copper or AISI Type 300 series corrosion-resistant steel. Ensure diaphragm materials and seals are Buna-N, and maximum-service-pressure rating is not less than 1207 kilopascal at 82 degrees C 175 psi at 180 degrees F. Ensure valve operation is nonslam.2.5 WATER PRESSURE-REGULATING VA

42、LVEProvide direct acting pressure-regulating valve conforming to MSS SP-86 and ISO 5752 (ASSE 1003) ASSE 1003.SECTION 23 09 13.34 40 Page 7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Ensure pressure-regulating valve does not stick or allow pressu

43、re to build up on the low side. Set valve to maintain a terminal pressure of approximately 35 kilopascal 5 psi in excess of the static head on the system and operate within a 9 Newtons 2-pound maximum variation regardless of initial pressure fluctuation, and without objectionable noise under any condition of operation.2.6 WATER PRESSURE-RELIEF VALVEConstruct, label, and install pressure-relief valve in accordance with ASME BPVC SEC VI ISO 5209 and ISO 4126-1. Ensure relieving capacity is as specified by the referenced publication, with valves of nonferrous construction, complete wi